20145331010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{84719}}^1$

素因数の和:84855

約数の個数: 64

約数和(自身を含む): 42942873600

約数和(自身を除く): 22797542590

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 79, 86, 158, 215, 301, 395, 430, 553, 602, 790, 1106, 1505, 2765, 3010, 3397, 5530, 6794, 16985, 23779, 33970, 47558, 84719, 118895, 169438, 237790, 423595, 593033, 847190, 1186066, 2965165, 3642917, 5930330, 6692801, 7285834, 13385602, 18214585, 25500419, 33464005, 36429170, 46849607, 51000838, 66928010, 93699214, 127502095, 234248035, 255004190, 287790443, 468496070, 575580886, 1438952215, 2014533101, 2877904430, 4029066202, 10072665505, 20145331010]

約数ペア:

[(1, 20145331010), (2, 10072665505), (5, 4029066202), (7, 2877904430), (10, 2014533101), (14, 1438952215), (35, 575580886), (43, 468496070), (70, 287790443), (79, 255004190), (86, 234248035), (158, 127502095), (215, 93699214), (301, 66928010), (395, 51000838), (430, 46849607), (553, 36429170), (602, 33464005), (790, 25500419), (1106, 18214585), (1505, 13385602), (2765, 7285834), (3010, 6692801), (3397, 5930330), (5530, 3642917), (6794, 2965165), (16985, 1186066), (23779, 847190), (33970, 593033), (47558, 423595), (84719, 237790), (118895, 169438)]